Starting work as a library assistant in the latter part of the 1960s, I found books deemed to be unsuitable for displaying on the open shelves were put in a “sin bin” under the counter (Third of UK librarians asked to censor or remove books, research reveals, 20 April). Borrowers (usually male) were aware of this, and would ask the librarian if there was anything for them.
Ann Newell
Thame, Oxfordshire
• I have good news for Maureen Oxley (Letters, 18 April). She can apply for a voter authority certificate, which is for those without an accepted form of photo ID. But she must move fast – the deadline is 5pm on 25 April.
Barry Hughes
Edinburgh
• In the “How to have a healthy sex life” supplement (22 April), it is suggested that older couples have a bath together. Whoever suggested this hasn’t seen us or our bath. And who’s going to help us get out?
Toby and Irene Wood
Peterborough
• The fact that Twitter verification is now £8 a month is not the most controversial part of all this (Why Elon Musk’s cull of Twitter ‘verified’ blue ticks could prove costly, 21 April). The most controversial part is that everyone calls it a blue tick, when in fact it’s the badge that’s blue. The tick is transparent.
James Hardaker
Skegness, Lincolnshire
• I know it’s a fantasy house hunt (21 April), but how many Guardian readers are going to downsize to a house worth a million?
Simon McEnery
Salisbury
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